Note: When you use the Edit Sequence wizard to edit a
multi-tenant sequence, the Multi-tenant check box is
selected and disabled to ensure that you do not change the sequence to a
shared sequence; it is unchecked and disabled when you edit a sequence for
database that is not enabled for multitenancy; it is unchecked and enabled
when you edit a shared sequence. Also, you cannot edit the name of a
multi-tenant sequence once it is created.